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 Multiple Choice QuestionsMultiple Choice Questions

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11.

Pneumatophores are meant for :

  • respiration

  • anchorage

  • protection

  • nutrition


12.

The family containing mustard and its main characters are

  • Brassicaceae - Tetramerous flowers, six stamens, bicarpellary gynoecium, siliqua type fruit

  • Brassicaceae - Pentamerous flowers, many stamens, pentacarpellary gynoecium, capsule type fruit

  • Solanaceae - Pentamerous flowers, five stamens, bicarpellary gynoecium, berry type fruit

  • Poaceae - Trimerous flowers, three stamens, monocarpellary gynoecium, caryopsis type of fruit.


13.

The given formula belong to

BrEpi3K(5)C5A()G(5)

  • Solanaceae

  • Malvaceae

  • Graminae

  • Compositae


14.

Capitulum inflorescence is found in :

  • Compositae (Asteraceae)

  • Cruciferae (Brassicaceae)

  • Solanaceae

  • Malvaceae


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15.

What type of placentation is seen in sweet pea?

  • Basal

  • Axile

  • Free central

  • Free central

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16.

Pentamerous, actinomorphic flowers, bicarpillary ovary with oblique septa, and fruit a capsule or berry, are characteristic features of

  • Asteraceae

  • Brassicaceae

  • Solanaceae

  • Solanaceae

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17.

Mark the correct sequence of layers found in root anatomy:

  • Epiblema, cortex, endodermis, pericycle

  • Cortex, epiblema, pericycle, endodermis

  • Epiblema, cortex, pericycle, endodermis

  • Cortex, epiblema, endodermis, epidermis


18.

Fruits are formed in :

  • Brassica

  • Fern

  • Cycas

  • Funaria


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19.

Commercial cork is obtained from

  • Flax

  • Juglans regia

  • Hevea brassiliansis

  • Quercus suber


20.

Quiscent centre is present in :

  • root apex

  • shoot apex

  • parenchyma

  • collenchyma


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